a white, crystalline B vitamin, CHClNOS, found in the outer coating of cereal grains, green peas, beans, egg yolk, liver, etc., and also prepared synthetically; vitamin B: a deficiency of this vitamin results in beriberi and certain nervous disorders
Origin of thiaminefrom thi- + (vit)amin
A vitamin, C12H17ClN4OS, of the vitamin B complex, found in beans, whole grains, meat, and yeast, and necessary for carbohydrate metabolism and normal neural activity. Also called vitamin B1 .
Origin of thiamineAlteration of thiamin thi(o)- (vit)amin